CVE-2019-1010275: Helm.sh/helm Improper Certificate Validation Vulnerability

CRITICAL
Advisory Identifier: GHSA-x6r5-vxfg-gq3v
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CVSS 9.8
CWE-295
Published
Advisory Summary

CVE-2019-1010275 is a CRITICAL (CVSS 9.8) improper certificate validation vulnerability (CWE-295: Improper Certificate Validation) affecting Helm.sh/helm libraries in the Go ecosystem. The issue involves helm improper certificate validation. Remediation is available by upgrading affected packages to version 2.7.2.

CVE-2019-1010275 at a Glance

CVE Identifier CVE-2019-1010275
GHSA Identifier GHSA-x6r5-vxfg-gq3v
Severity CRITICAL
CVSS v3.1 Base Score 9.8
CWE Classification CWE-295: Improper Certificate Validation
Affected Product Helm.sh/helm
Package Ecosystem Go
Published Date
Last Updated

Security Impact

CVSS: 9.8

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required None (PR:N)
User Interaction None (UI:N)
Scope Unchanged (S:U)
Confidentiality High (C:H)
Integrity High (I:H)
Availability High (A:H)

How to Fix CVE-2019-1010275

To remediate this vulnerability, upgrade all affected Helm.sh/helm dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

helm.sh/helm fixed: 2.7.2 
Upgrade helm.sh/helm to 2.7.2
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

inspect dependencies for helm.sh/helm

How to Check if You Are Affected

To determine whether your application is affected by CVE-2019-1010275, inspect your project dependencies for Helm.sh/helm:

inspect dependencies for helm.sh/helm

Analyze the terminal output to locate any version of Helm.sh/helm in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 2.7.2), your application is affected.

Note: Verify declared build manifests and deployed runtime container environments.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-295: Improper Certificate Validation, where the product does not validate, or incorrectly validates, a certificate. In Helm.sh/helm, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

helm Before 2.7.2 is affected by: CWE-295: Improper Certificate Validation. The impact is: Unauthorized clients could connect to the server because self-signed client certs were aloowed. The component is: helm (many files updated, see https://github.com/helm/helm/pull/3152/files/1096813bf9a425e2aa4ac755b6c991b626dfab50). The attack vector is: A malicious client could connect to the server over the network. The fixed version is: 2.7.2.

CVE-2019-1010275 Affected Helm.sh/helm Versions

1 component(s)
Fixed Versions:
2.7.2
Product / Package Ecosystem Affected Versions Fixed Version
helm.sh/helm
golang/helm.sh/helm
Go
< 2.7.2
2.7.2

References

NVD — CVE-2019-1010275 NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-1010275
Helm.sh/helm Source Repository REPOSITORY
https://github.com/helm/helm/pull/3152
Helm.sh/helm Source Repository REPOSITORY
https://github.com/helm/helm/pull/3152/files/1096813bf9a425e2aa4ac755b6c991b626dfab50
Security Fix Commit FIX COMMIT
https://github.com/helm/helm/commit/1096813bf9a425e2aa4ac755b6c991b626dfab50
Helm.sh/helm Release RELEASE
https://github.com/helm/helm/releases/tag/v2.7.2

Frequently Asked Questions

What is CVE-2019-1010275?
CVE-2019-1010275 is a security vulnerability in Helm.sh/helm involving Helm Improper Certificate Validation under CWE-295: Improper Certificate Validation.
Which Helm.sh/helm versions are affected?
Affected versions include releases prior to 2.7.2 across affected packages: helm.sh/helm.
What version fixes CVE-2019-1010275?
Upgrading to 2.7.2 (or the latest patched release for your respective branch) resolves the vulnerability.
Is helm.sh/helm affected?
Yes, helm.sh/helm is affected in releases prior to 2.7.2. Upgrade your dependency to 2.7.2 or later.
What is the CVSS score of CVE-2019-1010275?
CVE-2019-1010275 has a CVSS v3.1 base score of 9.8 (CRITICAL) with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
What CWE is associated with CVE-2019-1010275?
CVE-2019-1010275 is classified under CWE-295: Improper Certificate Validation (The product does not validate, or incorrectly validates, a certificate.).
How can I check Go dependencies for CVE-2019-1010275?
Run the dependency tree command: 'inspect dependencies for helm.sh/helm'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-x6r5-vxfg-gq3v",
  "modified" : "2023-08-01T23:17:41Z",
  "published" : "2022-05-24T16:50:33Z",
  "aliases" : [ "CVE-2019-1010275" ],
  "summary" : "Helm Improper Certificate Validation",
  "details" : "helm Before 2.7.2 is affected by: CWE-295: Improper Certificate Validation. The impact is: Unauthorized clients could connect to the server because self-signed client certs were aloowed. The component is: helm (many files updated, see https://github.com/helm/helm/pull/3152/files/1096813bf9a425e2aa4ac755b6c991b626dfab50). The attack vector is: A malicious client could connect to the server over the network. The fixed version is: 2.7.2.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Go",
      "name" : "helm.sh/helm"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "2.7.2"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2019-1010275"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/helm/helm/pull/3152"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/helm/helm/pull/3152/files/1096813bf9a425e2aa4ac755b6c991b626dfab50"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/helm/helm/commit/1096813bf9a425e2aa4ac755b6c991b626dfab50"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/helm/helm/releases/tag/v2.7.2"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-295" ],
    "severity" : "CRITICAL",
    "github_reviewed" : true,
    "github_reviewed_at" : "2023-08-01T23:17:41Z",
    "nvd_published_at" : "2019-07-17T21:15:00Z"
  }
}